/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.flink.runtime.resourcemanager;

import org.apache.flink.api.common.resources.CPUResource;
import org.apache.flink.configuration.Configuration;
import org.apache.flink.runtime.clusterframework.TaskExecutorProcessSpec;
import org.apache.flink.runtime.clusterframework.TaskExecutorProcessUtils;

/**
 * Factory for creating deployment specific default {@link WorkerResourceSpec}.
 */
public abstract class WorkerResourceSpecFactory {

	public abstract WorkerResourceSpec createDefaultWorkerResourceSpec(Configuration configuration);

	protected WorkerResourceSpec workerResourceSpecFromConfigAndCpu(Configuration configuration, CPUResource cpuResource) {
		final TaskExecutorProcessSpec taskExecutorProcessSpec = TaskExecutorProcessUtils
			.newProcessSpecBuilder(configuration)
			.withCpuCores(cpuResource)
			.build();
		return WorkerResourceSpec.fromTaskExecutorProcessSpec(taskExecutorProcessSpec);
	}
}
